2018
2018 calendar
abandoned
architecture
brick
building
coal
coal mine
color
concept
construction
conversion
culture
detail
exterior
factory
famous
germany
graphic
herten
historic
industrial
industrial architecture
industrial heritage
industry
machine hall
mine
natural
no
north
northrhinewestphalia
old
outdoors
pit
place
recklinghausen
resources
shaft tower
sky
startup
structural change
structure
wall
window
workplace
zeche ewald